E-Z Tire Beads Motorcycle Kit, Ceramic Balancing 1 oz Front + 2 oz Rear Includes 1 Ounce for front tire, 2 Ounces for rear tire and Applicator Kit: See sizing chart below Premium ceramic internal tire balancing beads, durable, re-usable, environmentally friendly. Provides a glass smooth ride, all the time. Dynamically re-balancing tire during every ride. Dramatically extends tire life, preventing cupping. Eliminates the need for unsightly spoke or wheel weights that can fall off. E-Z installation either by adding the beads during the tire mounting process or using the supplied valve core application kit.